Iridium Communications Inc.
IRDM- Exchange
- Nasdaq
- Industry
- Communications Services, NEC
- SEC CIK
- 0001418819
In the last 90 days, Iridium Communications Inc. insiders filed 0 open-market purchases and 8 sales; 483 institutions reported holding it in 13F filings for Q2 2026, worth $5.01B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q2 2025
Institutional positions in Iridium Communications Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 332
- −17 vs. Q1 2025
- Shares held
- 101.5M
- −2.52M (−2.4%) vs. Q1 2025
- Total value
- $3.06B
- +$220.3M (+7.8%) vs. Q1 2025
- New holders
- 49
- 110 more added
- Sold out
- 66
- 144 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IRDM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 483 | $5.01B |
| Q1 2026 | 382 | $2.50B |
| Q4 2025 | 325 | $1.63B |
| Q3 2025 | 324 | $1.80B |
| Q2 2025 | 332 | $3.07B |
| Q1 2025 | 351 | $2.86B |
| Q4 2024 | 349 | $2.91B |
| Q3 2024 | 353 | $3.02B |
| Q2 2024 | 344 | $2.72B |
| Q1 2024 | 330 | $2.82B |
| Q4 2023 | 347 | $4.31B |
| Q3 2023 | 361 | $4.64B |
| Q2 2023 | 392 | $6.40B |
| Q1 2023 | 373 | $6.60B |
| Q4 2022 | 365 | $5.37B |
| Q3 2022 | 331 | $4.73B |
| Q2 2022 | 310 | $4.09B |
| Q1 2022 | 311 | $4.41B |
| Q4 2021 | 309 | $4.77B |
| Q3 2021 | 310 | $4.56B |
| Q2 2021 | 279 | $4.52B |
| Q1 2021 | 301 | $4.48B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 10,616,396 | $320.3M | 0.01% | −905,767−7.9% | Reduced |
| Vanguard Group Inc | 9,738,517 | $293.8M | 0.00% | −99,197−1.0% | Reduced |
| Bamco Inc | 8,377,907 | $252.8M | 0.69% | −893,377−9.6% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 5,333,528 | $160.9M | 1.18% | +441,851+9.0% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 4,315,763 | $130.2M | 0.08% | +422,618+10.9% | Added |
| Nikko Asset Management Americas, Inc. | 4,310,324 | $130.0M | 1.30% | +421,279+10.8% | Added |
| Silver Heights Capital Management Inc | 4,228,263 | $127.6M | 48.65% | +501,400+13.5% | Added |
| State Street Corp | 4,076,371 | $123.0M | 0.00% | −379,232−8.5% | Reduced |
| Van Berkom & Associates Inc. | 2,863,178 | $86.4M | 2.57% | −22,167−0.8% | Reduced |
| American Century Companies Inc | 2,640,658 | $79.7M | 0.04% | +442,315+20.1% | Added |
| Dimensional Fund Advisors LP | 2,556,273 | $77.1M | 0.02% | +39,804+1.6% | Added |
| Morgan Stanley | 2,481,737 | $74.9M | 0.00% | +293,249+13.4% | Added |
| Schroder Investment Management Group | 2,086,648 | $63.0M | 0.05% | −34,197−1.6% | Reduced |
| Price T Rowe Associates Inc | 1,968,549 | $59.4M | 0.01% | +22,697+1.2% | Added |
| Geode Capital Management, LLC | 1,919,215 | $57.9M | 0.00% | −101,395−5.0% | Reduced |
| Northern Trust Corp | 1,636,765 | $49.4M | 0.01% | −82,919−4.8% | Reduced |
| ArrowMark Colorado Holdings LLC | 1,296,544 | $39.1M | 0.70% | −275,858−17.5% | Reduced |
| Citadel Advisors LLC | 1,212,834 | $36.6M | 0.03% | +797,486+192.0% | Added |
| Bank of New York Mellon Corp | 1,140,958 | $34.4M | 0.01% | −146,797−11.4% | Reduced |
| Charles Schwab Investment Management Inc | 1,028,003 | $31.0M | 0.01% | −54,276−5.0% | Reduced |
| Select Equity Group, L.P. | 1,001,350 | $30.2M | 0.13% | +114,182+12.9% | Added |
| Pacer Advisors, Inc. | 999,259 | $30.1M | 0.08% | −27,422−2.7% | Reduced |
| Gotham Asset Management, LLC | 951,199 | $28.7M | 0.17% | +71,814+8.2% | Added |
| FMR LLC | 894,272 | $27.0M | 0.00% | +81,782+10.1% | Added |
| Anchor Capital Management Company, LLC | 890,917 | $26.9M | 22.27% | +115,000+14.8% | Added |
| Barclays PLC | 875,680 | $26.4M | 0.01% | −44,288−4.8% | Reduced |
| Millennium Management LLC | 830,874 | $25.1M | 0.02% | −617,015−42.6% | Reduced |
| UBS Group AG | 732,144 | $22.1M | 0.00% | +238,947+48.4% | Added |
| Voya Investment Management LLC | 725,104 | $21.9M | 0.02% | +91,308+14.4% | Added |
| Invesco Ltd. | 708,412 | $21.4M | 0.00% | −10,431−1.5% | Reduced |
| Bank of America Corp | 703,382 | $21.2M | 0.00% | +24,923+3.7% | Added |
| Synergy Financial Management, LLC | 662,183 | $20.0M | 2.29% | +662,183 | New |
| UBS Asset Management Americas Inc | 652,344 | $19.7M | 0.00% | +112,778+20.9% | Added |
| Man Group plc | 616,592 | $18.6M | 0.04% | +337,470+120.9% | Added |
| Raymond James Financial Inc | 601,214 | $18.1M | 0.01% | −44,422−6.9% | Reduced |
| Pinnacle Associates Ltd | 582,863 | $17.6M | 0.25% | −181,202−23.7% | Reduced |
| JPMorgan Chase & Co | 562,371 | $17.0M | 0.00% | −176,453−23.9% | Reduced |
| Norges Bank | 540,176 | $16.3M | 0.00% | −360,333−40.0% | Reduced |
| Brown Advisory Inc | 512,877 | $15.5M | 0.02% | +2,585+0.5% | Added |
| Penserra Capital Management LLC | 416,561 | $12.6M | 0.18% | +324,428+352.1% | Added |
| Arrowstreet Capital, Limited Partnership | 377,571 | $11.4M | 0.01% | −170,810−31.1% | Reduced |
| Nuveen, LLC | 372,390 | $11.2M | 0.00% | −204,580−35.5% | Reduced |
| Jupiter Asset Management Ltd | 355,002 | $10.7M | 0.09% | +97,313+37.8% | Added |
| Jane Street Group, LLC | 351,584 | $10.6M | 0.02% | +112,230+46.9% | Added |
| Legal & General Group Plc | 345,492 | $10.4M | 0.00% | −75,725−18.0% | Reduced |
| Van Eck Associates Corp | 331,935 | $10.0M | 0.01% | +69,453+26.5% | Added |
| Nordea Investment Management AB | 314,769 | $9.47M | 0.01% | +3,263+1.0% | Added |
| Acadian Asset Management LLC | 300,714 | $9.06M | 0.02% | +125,896+72.0% | Added |
| Rhumbline Advisers | 285,761 | $8.62M | 0.01% | −14,208−4.7% | Reduced |
| Crossmark Global Holdings, Inc. | 284,374 | $8.58M | 0.14% | +59,610+26.5% | Added |
| Retirement Systems of Alabama | 283,596 | $8.56M | 0.03% | −274−0.1% | Reduced |
| First Trust Advisors LP | 283,580 | $8.56M | 0.01% | +33,734+13.5% | Added |
| Robertson Opportunity Capital, LLC | 283,346 | $8.55M | 3.17% | +95,100+50.5% | Added |
| Principal Financial Group Inc | 244,910 | $7.39M | 0.00% | −6,109−2.4% | Reduced |
| AQR Capital Management LLC | 206,523 | $6.17M | 0.01% | −203,953−49.7% | Reduced |
| HRT Financial LP | 202,938 | $6.12M | 0.03% | +50,315+33.0% | Added |
| Public Sector Pension Investment Board | 202,501 | $6.11M | 0.03% | +202,501 | New |
| Blair William & Co | 199,611 | $6.02M | 0.02% | −4,350−2.1% | Reduced |
| California Public Employees Retirement System | 195,045 | $5.88M | 0.00% | +1,932+1.0% | Added |
| SEI Investments Co | 189,064 | $5.70M | 0.01% | +33,793+21.8% | Added |
| Swiss National Bank | 186,900 | $5.64M | 0.00% | −11,600−5.8% | Reduced |
| La Banque Postale Asset Management SA | 182,071 | $5.49M | 0.08% | +32,777+22.0% | Added |
| State of Wisconsin Investment Board | 172,111 | $5.19M | 0.01% | +1,054+0.6% | Added |
| Two Sigma Investments, LP | 171,619 | $5.18M | 0.01% | +110,182+179.3% | Added |
| Davy Global Fund Management Ltd | 168,794 | $5.09M | 0.45% | +87,529+107.7% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 165,450 | $4.99M | 0.03% | −17,442−9.5% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 151,419 | $4.57M | 0.00% | +26,029+20.8% | Added |
| Alliancebernstein L.P. | 144,493 | $4.36M | 0.00% | −38,522−21.0% | Reduced |
| BNP Paribas Arbitrage, SA | 140,471 | $4.24M | 0.00% | −180,064−56.2% | Reduced |
| Point72 Asset Management, L.P. | 136,311 | $4.11M | 0.01% | −54,492−28.6% | Reduced |
| Aquatic Capital Management LLC | 133,362 | $4.02M | 0.08% | +17,168+14.8% | Added |
| Ameriprise Financial Inc | 128,489 | $3.88M | 0.00% | −24,950−16.3% | Reduced |
| Royal Bank of Canada | 125,186 | $3.78M | 0.00% | +76,861+159.1% | Added |
| Goldman Sachs Group Inc | 125,071 | $3.77M | 0.00% | −107,160−46.1% | Reduced |
| Agf Management Ltd | 116,182 | $3.51M | 0.02% | +30,108+35.0% | Added |
| Victory Capital Management Inc | 114,148 | $3.49M | 0.00% | +80,182+236.1% | Added |
| Graphene Investments SAS | 115,300 | $3.48M | 2.27% | +115,300 | New |
| New York State Teachers Retirement System | 114,354 | $3.45M | 0.01% | −700−0.6% | Reduced |
| Thrivent Financial for Lutherans | 113,884 | $3.44M | 0.01% | −520.0% | Reduced |
| Private Advisor Group, LLC | 109,974 | $3.32M | 0.02% | −9,902−8.3% | Reduced |
| Capital Fund Management S.A. | 97,841 | $2.95M | 0.03% | −26,447−21.3% | Reduced |
| California State Teachers Retirement System | 97,834 | $2.95M | 0.00% | −904−0.9% | Reduced |
| Paralel Advisors LLC | 97,791 | $2.95M | 0.12% | +1,814+1.9% | Added |
| Los Angeles Capital Management LLC | 95,185 | $2.87M | 0.01% | −90,473−48.7% | Reduced |
| Botty Investors LLC | 93,609 | $2.82M | 0.83% | +93,609 | New |
| Verition Fund Management LLC | 91,772 | $2.77M | 0.02% | −46,095−33.4% | Reduced |
| State Board of Administration of Florida Retirement System | 86,976 | $2.62M | 0.00% | −770−0.9% | Reduced |
| HSBC Holdings PLC | 83,601 | $2.53M | 0.00% | −46,804−35.9% | Reduced |
| Great West Life Assurance Co | 80,430 | $2.43M | 0.00% | −2,533−3.1% | Reduced |
| Manufacturers Life Insurance Company, The | 78,808 | $2.38M | 0.00% | −4,670−5.6% | Reduced |
| State of New Jersey Common Pension Fund D | 73,774 | $2.23M | 0.01% | +12,224+19.9% | Added |
| Skylands Capital, LLC | 73,400 | $2.21M | 0.32% | −300−0.4% | Reduced |
| Citigroup Inc | 73,341 | $2.21M | 0.00% | +35,565+94.1% | Added |
| Macquarie Group Ltd | 70,757 | $2.13M | 0.00% | −18,152−20.4% | Reduced |
| Intech Investment Management LLC | 66,921 | $2.02M | 0.02% | +473+0.7% | Added |
| Dark Forest Capital Management LP | 64,274 | $1.94M | 0.08% | −260.0% | Reduced |
| Susquehanna International Group, LLP | 63,244 | $1.91M | 0.00% | +37,785+148.4% | Added |
| Holocene Advisors, LP | 60,279 | $1.82M | 0.00% | −9,279−13.3% | Reduced |
| LPL Financial LLC | 58,665 | $1.77M | 0.00% | +10,946+22.9% | Added |
| NFJ Investment Group, LLC | 58,592 | $1.77M | 0.06% | −365−0.6% | Reduced |